On October 22, 2013 (September 18, 2013 in the lunar calendar), the prime ministers of Russia, India and Mongolia visited China. Indian Prime Minister Manmohan Singh Russian Prime Minister Dmitry Medvedev Mongolian Prime Minister Norob Altanhuyag was invited by Premier Li Keqiang of the State Council. Indian Prime Minister Manmohan Singh, Russian Prime Minister Dmitry Medvedev and Mongolian Prime Minister Norob Altanhuyag started their visit to China on the same day, and the time was determined to be October 22. Why did the three prime ministers visit China at the same time? In this regard, Jin Canrong, deputy dean of the School of International Relations of Renmin University of China, told the Beijing News that because Chinese leaders have just returned from a visit, the simultaneous visit of the three prime ministers to China should be due to the adjustment of the schedule and a technical scheduling issue. Indian Prime Minister Manmohan Singh will give a speech at the Central Party School. Indian Prime Minister Manmohan Singh will pay an official visit to China from October 22 to 24. Chinese Foreign Ministry Spokesperson Hua Chunying said at a regular press conference on the 21st that China attaches great importance to Prime Minister Singh's visit to China. This is another important high-level visit between China and India after Premier Li Keqiang's successful visit to India in May this year. It is also the first time since 1954 that the two prime ministers have exchanged visits during the year. It is of great significance to deepening China-India strategic cooperative partnership. According to it, Premier Li Keqiang and Prime Minister Singh will jointly attend the signing ceremony of the relevant cooperation agreement and jointly meet with journalists and representatives of entrepreneurs from the two countries. Premier Li Keqiang will also hold a welcome luncheon for him. President Xi Jinping and Chairperson Zhang Dejiang will also meet with Prime Minister Singh respectively. Prime Minister Singh will also give a speech at the Central Party School. According to Indian media reports, Indian Prime Minister Singh said before his departure that the visit to China "will take a forward-looking and problem-solving attitude". Singh visited Russia before his visit to China. He said: "I believe that this visit will strengthen the relationship with the two most important partners and create new opportunities for strategic cooperation for India to grow, prosper and develop in a stable external environment." Sun Shihai, president of the China Society of South Asia, told the Beijing News that India very much hopes to develop a mutually beneficial and cooperative relationship with China. It is unclear whether Russia and China will sign an energy agreement. Russian Prime Minister Dmitry Medvedev will pay an official visit to China on October 22-23. Medvedev's visit is the first meeting between Chinese and Russian prime ministers after Premier Li Keqiang took office. According to Foreign Ministry Spokesperson Hua Chunying on October 21, during the visit, Premier Li Keqiang will hold the 18th regular meeting between Chinese and Russian prime ministers with Prime Minister Medvedev in Beijing. President Xi Jinping and other Chinese leaders will meet with Prime Minister Medvedev. In addition to Beijing, Medvedev will also visit Anhui Province. Hua Chunying introduced that at present, China-Russia relations are standing at a new starting point, and the momentum of cooperation between the two countries in various fields is more positive. China hopes that through this Premier's meeting, the great potential of bilateral cooperation will be further tapped, and more new results will be achieved in bilateral cooperation in the fields of economy, trade, investment, energy, high technology, aerospace, and humanities. Hua Chunying further said that as for whether a new energy cooperation agreement will be signed during this visit, there is currently no information to release.